Home / 17,182.80-25,774.20-11,277.90

Finding the Fourth Proportional to 17,182.80, 25,774.20 and 11,277.90

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Solution

The fourth proportional to 17,182.80, 25,774.20 and 11,277.90 is: 16,916.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,182.80 : 25,774.20 = 11,277.90 : x
  2. Step 2: Convert to fraction form
    17,182.80/25,774.20 = 11,277.90/x
  3. Step 3: Cross multiply
    17,182.80x = 25,774.20 × 11,277.90
  4. Step 4: Simplify right side
    17,182.80x = 290,678,850.18
  5. Step 5: Solve for x
    x = 290,678,850.18/17,182.80
  6. Step 6: Final answer
    x = 16,916.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.